How many flights depart from Maine to Region of Ontario on average per week?

The number of flights available between Maine and Region of Ontario is 268 per week as of May 2026. The most frequent departure day is Mon, with 16% of weekly flights leaving on this day.

How long is the flight from Maine to Region of Ontario?

Average flight duration from Maine to Region of Ontario depends on which airport you fly into and out of. Flying from Portland to Toronto Pearson Intl Airport is 5h on average, while flying from Bangor to Toronto Pearson Intl Airport is 5h 43m on average. Toronto Pearson Intl Airport is the most popular airport in Region of Ontario.

When did momondo last update prices for flights from Maine to Ontario?

Prices for flights from Maine to Ontario are updated daily.

How many operators does momondo search for flights from Maine to Ontario?

There are 6 operators available for flights from Maine to Ontario as of May 2026.

How old do you have to be to fly from Maine to Ontario?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Maine to Ontario.

What documentation or ID do you need to fly to Ontario?

The travel and health documents you'll need for your trip to Ontario may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$96 Cheap Flights from Maine to Ontario in 2026

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Find the cheapest flights from Maine to Ontario

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:45 pm - 6:15 pm

BOS

YUL

1h 30mnonstop

7:20 pm - 8:55 pm

YUL

BOS

1h 35mnonstop

$199Porter Airlines

Sat, Jun 13 - Sun, Jun 14

4:45 pm - 6:15 pm

BOS

YUL

1h 30mnonstop

7:20 pm - 8:55 pm

YUL

BOS

1h 35mnonstop

$200Porter Airlines

Thu, Jun 11 - Sun, Jun 14

5:50 am - 7:15 am

BOS

YUL

1h 25mnonstop

8:20 am - 9:45 am

YUL

BOS

1h 25mnonstop

$211Air Canada

Thu, Jun 11 - Sun, Jun 14

3:40 pm - 5:13 pm

BOS

YUL

1h 33mnonstop

8:20 am - 9:45 am

YUL

BOS

1h 25mnonstop

$212Air Canada

Sat, Jun 13 - Sun, Jun 14

5:50 am - 11:52 am

BOS

YTZ

6h 02m

1 stop

6:00 pm - 7:41 pm

YTZ

BOS

1h 41mnonstop

$237Multiple Airlines

Thu, Jun 11 - Mon, Jun 15

5:50 am - 10:07 am

BOS

YTZ

4h 17m

1 stop

6:00 pm - 7:41 pm

YTZ

BOS

1h 41mnonstop

$238Multiple Airlines

Thu, Jun 11 - Mon, Jun 15

6:00 am - 4:15 pm

PWM

YYZ

10h 15m

1 stop

6:03 am - 12:52 am

YYZ

PWM

18h 49m

1 stop

$456Delta

Wed, Jun 24 - Fri, Jul 3

1:05 pm - 11:00 pm

PWM

YYZ

9h 55m

1 stop

7:29 am - 4:47 pm

YYZ

PWM

9h 18m

1 stop

$458American Airlines

Wed, Oct 28 - Sat, Oct 31

6:00 am - 4:15 pm

PWM

YYZ

10h 15m

1 stop

7:55 am - 11:00 pm

YYZ

PWM

15h 05m

1 stop

$470Delta

Wed, Jun 24 - Mon, Jun 29

5:38 am - 4:48 pm

PWM

YYZ

11h 10m

1 stop

11:01 am - 11:59 pm

YYZ

PWM

12h 58m

1 stop

$488American Airlines

Thu, Jun 11 - Tue, Jun 16

WestJet flights from Maine to Region of Ontario

Our best WestJet deals on Maine to Region of Ontario flight tickets

WestJet

Jun 12

PWM11:48 amPortland

23h 47m

1 stop

YYZ11:35 amToronto Pearson Intl

Jun 14

YYZ7:35 amToronto Pearson Intl

15h 54m

2 stops

PWM11:29 pmPortland

$561

WestJet

Jun 1

PWM6:02 amPortland

7h 38m

1 stop

YYZ1:40 pmToronto Pearson Intl

Jun 2

YYZ6:10 amToronto Pearson Intl

9h 57m

1 stop

PWM4:07 pmPortland

$683

American Airlines flights from Maine to Region of Ontario

Our best American Airlines deals on Maine to Region of Ontario flight tickets

American Airlines

Oct 28

PWM1:05 pmPortland

9h 55m

1 stop

YYZ11:00 pmToronto Pearson Intl

Oct 31

YYZ7:29 amToronto Pearson Intl

9h 18m

1 stop

PWM4:47 pmPortland

$458

American Airlines

Jun 11

PWM5:38 amPortland

11h 10m

1 stop

YYZ4:48 pmToronto Pearson Intl

Jun 16

YYZ11:01 amToronto Pearson Intl

12h 58m

1 stop

PWM11:59 pmPortland

$488

American Airlines

Jun 16

PWM5:38 amPortland

11h 10m

1 stop

YYZ4:48 pmToronto Pearson Intl

Jun 22

YYZ7:25 pmToronto Pearson Intl

13h 57m

1 stop

PWM9:22 amPortland

$500

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Sat 6/13

4:45 pm-6:15 pm

Nonstop1h 30m

Montreal Pierre Elliott Trudeau Intl

Sun 6/14

7:20 pm-8:55 pm

Nonstop1h 35m

$199

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Thu 6/11

4:45 pm-6:15 pm

Nonstop1h 30m

Montreal Pierre Elliott Trudeau Intl

Sun 6/14

7:20 pm-8:55 pm

Nonstop1h 35m

$200

Quickest round-trip

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Thu 6/11

5:50 am-7:15 am

Nonstop1h 25m

Montreal Pierre Elliott Trudeau Intl

Sun 6/14

8:20 am-9:45 am

Nonstop1h 25m

$211

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Sat 6/13

3:40 pm-5:13 pm

Nonstop1h 33m

Montreal Pierre Elliott Trudeau Intl

Sun 6/14

8:20 am-9:45 am

Nonstop1h 25m

$212

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Thu 6/11

5:50 am-11:52 am

1 stop6h 02m

Toronto Island

Mon 6/15

6:00 pm-7:41 pm

Nonstop1h 41m

$237

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Thu 6/11

5:50 am-10:07 am

1 stop4h 17m

Toronto Island

Mon 6/15

6:00 pm-7:41 pm

Nonstop1h 41m

$238

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Wed 6/24

6:00 am-4:15 pm

1 stop10h 15m

Toronto Pearson Intl

Fri 7/3

6:03 am-12:52 am

1 stop18h 49m

$456

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Wed 10/28

1:05 pm-11:00 pm

1 stop9h 55m

Toronto Pearson Intl

Sat 10/31

7:29 am-4:47 pm

1 stop9h 18m

$458

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Wed 6/24

6:00 am-4:15 pm

1 stop10h 15m

Toronto Pearson Intl

Mon 6/29

7:55 am-11:00 pm

1 stop15h 05m

$470

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Thu 6/11

5:38 am-4:48 pm

1 stop11h 10m

Toronto Pearson Intl

Tue 6/16

11:01 am-11:59 pm

1 stop12h 58m

$488

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Maine to Region of Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Airlines

Other information

What is the cheapest airline that flies from Maine to Ontario?

United Airlines, Delta, and Porter Airlines are the most popular carriers operating from Maine to Ontario

Cheap Maine to Region of Ontario flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Maine to Region of Ontario

Fastest flight time	1h 25m
Direct flights	Every day
Airports in Region of Ontario	125 airports

The fastest flight from Maine to Region of Ontario takes 1h 25m

Direct flights go from Maine to Region of Ontario every day.

There are 125 airports in Region of Ontario. From Maine there are direct flights to Ottawa (YOW), Montreal Pierre Elliott Trudeau Intl (YUL).

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Frequently asked questions about flying from Maine to Ontario

When did momondo last update prices for flights from Maine to Ontario?
Prices for flights from Maine to Ontario are updated daily.
How many operators does momondo search for flights from Maine to Ontario?
There are 6 operators available for flights from Maine to Ontario as of May 2026.
How old do you have to be to fly from Maine to Ontario?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Maine to Ontario.
What documentation or ID do you need to fly to Ontario?
The travel and health documents you'll need for your trip to Ontario may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Maine to Ontario?

It is quick and easy to find Maine to Ontario flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ontario that suits you.

Can I find flights from Maine to Ontario with flexible booking policies on momondo?

Yes. All flights to Ontario from Maine on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Maine to Ontario?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Ontario from Maine.

I’m not ready to book a flight from Maine to Ontario right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Maine to Ontario flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.